GIS, Modeling, Urban planning, and design; Urban land-use planning; 3D cadastral system; 3D city models; LandInformation System ;( LIS) Spatial Data Infrastructure (SDI); Smart cities,...  Metropolitan area issues, Monitoring, and dispatching of public transport systems Guiding patterns of housing construction, low-income housing. Management and control of the housing market... Climate change issues, Dust, Pollution, traffic, Waste, water issues, Surface runoff intensity, flood, forestry…, Environmental development, Spatial planning, Environmental management systems, Environmentalcrisis...,